<!DOCTYPE html>
<html lang="en">

<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>注册页面</title>
    <link rel="stylesheet" href="css/conmmon.css">
    <link rel="stylesheet" href="css/login.css">
    <script src="js/jquery.min.js"></script>
    
</head>

<body>
    <!-- 导航栏 -->
    <div class="nav">
        <img src="img/logo2.jpg" alt="">
        <span class="title">我的博客系统</span>
        <!-- 用来占据中间位置 -->
        <span class="spacer"></span>
        <a href="blog_list.html">主页</a>
        <a href="login.html">登陆</a>
        <!-- <a href="#">注销</a> -->
    </div>
    <!-- 版心 -->
    <div class="login-container">
        <!-- 中间的注册框 -->
        <div class="login-dialog">
            <h3>注册</h3>
            <div class="row">
                <span>用户名</span>
                <input type="text" id="username">
            </div>
            <div class="row">
                <span>密码</span>
                <input type="password" id="password">
            </div>
            <div class="row">
                <span>确认密码</span>
                <input type="password" id="password2">
            </div>
            <div class="row">
                <button id="submit"  onclick="mysub()">提交</button>
            </div>
        </div>
    </div>

    <script>
        function  mysub(){
            //实现注册
            // 1.进行非空判断
                // 1.1获取组件
                var username = jQuery("#username");
                var password = jQuery("#password");
                var password2 = jQuery("#password2");
                
                // 1.2判断是否为空
                if(username.val().trim() == ""){
                    alert("请输入用户名");
                        // focus() 光标聚焦
                    username.focus();
                    return false;
                }
                if(password.val().trim() == ""){
                    alert("请输入密码");
                    password.focus();
                    return false;
                }
                if(password2.val().trim() == ""){
                    alert("请输入确认密码");
                    password2.focus();
                    return false;
                }

                // 1.3判断两次输入的密码是否相同
                if(password.val().trim() != password2.val().trim()){
                    alert("密码不一致,请重新输入");
                    password.focus();
                    return false;
                }

            // 2.把提交按钮设置成不可用
            jQuery("#submit").attr("disabled","disabled");
            // 3.当前页面数据返回给后端
            jQuery.ajax({
                url:"/user/reg",
                type:"POST",
                data:{
                    "username":username.val().trim(),
                    "password":password.val().trim()
                },
                // 4.根据后端返回结果判断是否执行后续流程
                success:function(res){
                    if(res.code ==200 && res.data == 1){
                        alert("注册成功");
                        location.href = "login.html";
                    }else{
                        alert("操作失败 "+res.msg);
                        //取消禁用
                        jQuery("#submit").removeAttr("disabled");
                    }
                }
            });
            
        }
    </script>
</body>

</html>